Stark 3D+ DMAA & PUMP is a blend...
Puritan's Pride - Melatonin contains melatonin, a tryptophan derivative that acts as the "sleep hormone" in the human body.
Food supplement UNS - Melatonin helps to regulate the process of falling asleep.
Puritan's Pride - L-Theanine plus Melatonin is a dietary supplement that improves sleep quality.
Puritan's Pride - Sleep Zone Dietary Supplement is a sleeping pill and sedative that people who suffer from insomnia need.
Food supplement Universal Nutrition - Melatonin Formula based on the hormone melatonin for use immediately before bedtime.
Food supplement BioTech - Sleep Pre-Melatonin enhances the production of melatonin.
Natrol's 5-HTP Dietary Supplement contains the amino acid 5-hydroxytryptophan, derived from the seeds of the Griffonia plant.
An additional intake of 100% Premium Ultimate Nutrition Melatonin (Ultimate nutrition - melatonin) helps restore normal levels of melatonin in the body.
5-HTP (5-hydroxy-L-tryptophan) is the amino acid precursor of the neurotransmitter serotonin.
Dietary supplement IronFlex - Melatonin Sleep contains melatonin, which contributes to regular healthy sleep.
Swanson Melatonin contains melatonin, which helps control your sleep/wake cycle.
Swanson's GABA supplement contains gamma-aminobutyric acid, which reduces mental stress and has a calming effect.